OvsdbNodeUpdateCommandTest.java

/*
 * Copyright © 2015, 2017 Inocybe Technologies and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */

package org.opendaylight.ovsdb.southbound.ovsdb.transact;

import static org.mockito.Matchers.any;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

import com.google.common.collect.ImmutableMap;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
import org.opendaylight.ovsdb.lib.notation.Column;
import org.opendaylight.ovsdb.lib.operations.Mutate;
import org.opendaylight.ovsdb.lib.operations.Operation;
import org.opendaylight.ovsdb.lib.operations.Operations;
import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
import org.opendaylight.ovsdb.lib.schema.ColumnSchema;
import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
import org.opendaylight.ovsdb.lib.schema.GenericTableSchema;
import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
import org.opendaylight.ovsdb.schema.openvswitch.OpenVSwitch;
import org.opendaylight.ovsdb.southbound.InstanceIdentifierCodec;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbNodeAugmentation;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.ConnectionInfo;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.OpenvswitchExternalIds;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.ovsdb.node.attributes.OpenvswitchOtherConfigs;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.api.support.membermodification.MemberMatcher;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;

@RunWith(PowerMockRunner.class)
@PrepareForTest({TransactUtils.class, TyperUtils.class, OvsdbNodeUpdateCommand.class, InstanceIdentifier.class})
public class OvsdbNodeUpdateCommandTest {

    private static final String EXTERNAL_ID_KEY = "external id key";
    private static final String EXTERNAL_ID_VALUE = "external id value";
    private static final String OTHER_CONFIG_KEY = "other config key";
    private static final String OTHER_CONFIG_VALUE = "other config value";

    @Mock private AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> changes;
    private OvsdbNodeUpdateCommand ovsdbNodeUpdateCommand;

    @Before
    public void setUp() {
        ovsdbNodeUpdateCommand = mock(OvsdbNodeUpdateCommand.class, Mockito.CALLS_REAL_METHODS);
    }

    @SuppressWarnings("unchecked")
    @Test
    public void testExecute() throws Exception {
        Map<InstanceIdentifier<OvsdbNodeAugmentation>, OvsdbNodeAugmentation> updated = new HashMap<>();
        InstanceIdentifier<OvsdbNodeAugmentation> iid = mock(InstanceIdentifier.class);
        OvsdbNodeAugmentation ovsdbNode = mock(OvsdbNodeAugmentation.class);
        updated.put(iid, ovsdbNode);
        PowerMockito.mockStatic(TransactUtils.class);
        PowerMockito.when(
                TransactUtils.extractCreatedOrUpdated(any(AsyncDataChangeEvent.class), eq(OvsdbNodeAugmentation.class)))
                .thenReturn(updated);

        ConnectionInfo connectionInfo = mock(ConnectionInfo.class);
        when(ovsdbNode.getConnectionInfo()).thenReturn(connectionInfo);
        when(connectionInfo.getRemoteIp()).thenReturn(mock(IpAddress.class));
        when(connectionInfo.getRemotePort()).thenReturn(mock(PortNumber.class));

        OpenVSwitch ovs = mock(OpenVSwitch.class);
        TransactionBuilder transaction = mock(TransactionBuilder.class);
        when(transaction.getDatabaseSchema()).thenReturn(mock(DatabaseSchema.class));
        PowerMockito.mockStatic(TyperUtils.class);
        PowerMockito.when(TyperUtils.getTypedRowWrapper(any(DatabaseSchema.class), eq(OpenVSwitch.class)))
                .thenReturn(ovs);

        List<OpenvswitchExternalIds> externalIds = new ArrayList<>();
        OpenvswitchExternalIds externalId = mock(OpenvswitchExternalIds.class);
        externalIds.add(externalId);
        when(externalId.getExternalIdKey()).thenReturn(EXTERNAL_ID_KEY);
        when(externalId.getExternalIdValue()).thenReturn(EXTERNAL_ID_VALUE);
        when(ovsdbNode.getOpenvswitchExternalIds()).thenReturn(externalIds);
        PowerMockito.suppress(MemberMatcher.method(OvsdbNodeUpdateCommand.class, "stampInstanceIdentifier",
                TransactionBuilder.class, InstanceIdentifier.class, InstanceIdentifierCodec.class));
        PowerMockito.suppress(MemberMatcher.methodsDeclaredIn(InstanceIdentifier.class));
        doNothing().when(ovs).setExternalIds(any(ImmutableMap.class));

        Mutate<GenericTableSchema> mutate = mock(Mutate.class);
        Operations op = (Operations) setField("op");
        Column<GenericTableSchema, Map<String, String>> column = mock(Column.class);
        when(ovs.getExternalIdsColumn()).thenReturn(column);
        when(column.getSchema()).thenReturn(mock(ColumnSchema.class));
        when(column.getData()).thenReturn(new HashMap<>());
        when(op.mutate(any(OpenVSwitch.class))).thenReturn(mutate);
        when(transaction.add(any(Operation.class))).thenReturn(transaction);

        List<OpenvswitchOtherConfigs> otherConfigs = new ArrayList<>();
        OpenvswitchOtherConfigs otherConfig = mock(OpenvswitchOtherConfigs.class);
        otherConfigs.add(otherConfig);
        when(ovsdbNode.getOpenvswitchOtherConfigs()).thenReturn(otherConfigs);
        when(otherConfig.getOtherConfigKey()).thenReturn(OTHER_CONFIG_KEY);
        when(otherConfig.getOtherConfigValue()).thenReturn(OTHER_CONFIG_VALUE);
        doNothing().when(ovs).setOtherConfig(any(ImmutableMap.class));
        when(ovs.getOtherConfigColumn()).thenReturn(column);

        ovsdbNodeUpdateCommand.execute(transaction, mock(BridgeOperationalState.class), changes,
                mock(InstanceIdentifierCodec.class));
        verify(externalId).getExternalIdKey();
        verify(otherConfig).getOtherConfigKey();
        verify(ovs, times(2)).getExternalIdsColumn();
        verify(transaction, times(2)).add(any(Operation.class));
    }

    private Object setField(String fieldName) throws Exception {
        Field field = Operations.class.getDeclaredField(fieldName);
        field.setAccessible(true);
        field.set(field.get(Operations.class), mock(Operations.class));
        return field.get(Operations.class);
    }
}